"""
Simple test script for uploading images to the proof system.
"""
import requests
import base64
import json
from pathlib import Path

# API base URL
BASE_URL = "http://127.0.0.1:8000"

def test_text_proof():
    """Test creating a proof from text."""
    print("\n=== Testing Text Proof ===")
    
    response = requests.post(
        f"{BASE_URL}/proof/create/text",
        json={"content": "Hello, this is a test document!"}
    )
    
    result = response.json()
    print(f"Success: {result.get('success')}")
    print(f"Proof ID: {result.get('proof_id')}")
    print(f"Hash: {result.get('hash')}")
    
    if 'assistant' in result and result['assistant']:
        print(f"\n🤖 AI: {result['assistant']['response']}")
    
    return result.get('proof_id')


def test_image_proof(image_path):
    """Test creating a proof from an image."""
    print(f"\n=== Testing Image Proof: {image_path} ===")
    
    # Check if file exists
    if not Path(image_path).exists():
        print(f"❌ Error: File not found: {image_path}")
        print(f"Current directory: {Path.cwd()}")
        print(f"Available images: {list(Path('.').glob('*.png')) + list(Path('.').glob('*.jpg'))}")
        return None
    
    # Use FastAPI's multipart/form-data upload (not base64)
    with open(image_path, "rb") as f:
        files = {"file": (Path(image_path).name, f, "image/png")}
        
        print(f"Uploading {Path(image_path).name}...")
        
        response = requests.post(
            f"{BASE_URL}/proof/create/file",
            files=files
        )
    
    if response.status_code != 200:
        print(f"❌ API Error {response.status_code}: {response.text}")
        return None
    
    result = response.json()
    
    if not result.get('success'):
        print(f"❌ Failed: {result.get('message')}")
        if 'error' in result:
            print(f"Error: {result['error']}")
        return None
    
    print(f"✅ Success: {result.get('success')}")
    print(f"Proof ID: {result.get('proof_id')}")
    print(f"Hash: {result.get('hash')}")
    print(f"OCR Status: {result.get('ocr_status')}")
    
    if result.get('extracted_text'):
        text = result['extracted_text']
        preview = text[:100] + "..." if len(text) > 100 else text
        print(f"Extracted Text: {preview}")
    else:
        print("Extracted Text: (none - this is normal for photos)")
    
    if 'assistant' in result and result['assistant']:
        print(f"\n🤖 AI: {result['assistant']['response']}")
    
    return result.get('proof_id'), Path(image_path).name


def test_verify_proof(proof_id, original_content, filename=None):
    """Test verifying a proof."""
    print(f"\n=== Testing Verification: {proof_id} ===")
    
    # For file uploads, we need to re-upload the file
    if filename:
        print("⚠️  File verification requires the original file")
        print(f"   API endpoint: POST /proof/verify")
        print(f"   Body: {{'proof_id': '{proof_id}', 'content': 'original_content_as_string'}}")
        return
    
    # For text content
    if isinstance(original_content, bytes):
        content_str = original_content.decode('utf-8')
    else:
        content_str = original_content
    
    response = requests.post(
        f"{BASE_URL}/proof/verify",
        json={
            "proof_id": proof_id,
            "content": content_str
        }
    )
    
    if response.status_code != 200:
        print(f"❌ API Error {response.status_code}: {response.text}")
        return
    
    result = response.json()
    print(f"Valid: {result.get('is_valid')}")
    print(f"Message: {result.get('message')}")
    
    if 'assistant' in result and result['assistant']:
        print(f"\n🤖 AI: {result['assistant']['response']}")


def main():
    """Run all tests."""
    print("=" * 60)
    print("PROOF SYSTEM - API TESTS")
    print("=" * 60)
    
    # Test 1: Text proof
    text_proof_id = test_text_proof()
    
    # Test 2: Verify text proof
    if text_proof_id:
        test_verify_proof(text_proof_id, "Hello, this is a test document!")
    
    # Test 3: Image proof
    image_files = ["test1.png", "test1.jpg", "test1.jpeg"]
    image_path = None
    
    for img in image_files:
        if Path(img).exists():
            image_path = img
            break
    
    if image_path:
        result = test_image_proof(image_path)
        
        if result:
            image_proof_id, filename = result
            # Note: File verification needs special handling
            print(f"\n💡 To verify the image proof, use proof ID: {image_proof_id}")
    else:
        print("\n⚠️  No test1 image found. Place test1.png in the backend folder.")
    
    print("\n" + "=" * 60)
    print("Tests completed!")
    print("=" * 60)


if __name__ == "__main__":
    main()